Greensen Brand Mission Greensen is a brand focused on providing customers with high-quality products at affordable prices. We strive to find better and natural materials, design multifunctional and durable products, provide fast and efficient service. Package list: 1 * Bicycle Wheel Truing Stand Note: This bike wheel truing stand is suitable tire sizes for this product are 16-29 inch. Greensen Centre Stand Bicycle -Quite sturdy and durable frame of this bike turning wheel. Foldable and intelligent design for easy operation. -With a smart compact design, the stand won't take up much space. -The measuring part is made of plastic to protect the wheels from scratch. -Twist knob to transform the notches. Ruler and thimble for observing the swing condition of your rim.